13-03 Somme des angles d’un triangle
Authored by laurent lamothe
Mathematics
6th Grade
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5 questions
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1.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Quelle est la mesure en degrés de l'angle Û ?
Answer explanation
La somme des angles d'un triangle est 180°.
Donc :
Û = 180° - (Â + Ê)
Û = 180° - (25° + 85°)
Û = 180° - 110°
Û = 70°
2.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Quelle est la mesure en degrés de l'angle Û ?
Answer explanation
La somme des angles d'un triangle est 180°.
Donc :
Û = 180° - (Â + Ê)
Û = 180° - (42° + 95°)
Û = 180° - 137°
Û = 43°
3.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Quelle est la mesure en degrés de l'angle Û ?
Answer explanation
La somme des angles d'un triangle est 180°.
Donc :
Û = 180° - (Â + Ê)
Û = 180° - (35° + 39°)
Û = 180° - 74°
Û = 106°
4.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Quelle est la mesure en degrés de l'angle Û ?
Answer explanation
La somme des angles d'un triangle est 180°.
Donc :
Û = 180° - (Â + Ê)
Û = 180° - (32° + 110°)
Û = 180° - 142°
Û = 38°
5.
FILL IN THE BLANK QUESTION
45 sec • 1 pt
Un triangle a un angle de 19 ° et un angle de 107 °.
Quelle est la mesure en degrés du troisième de ce triangle ?
Answer explanation
La somme des mesures des angles d'un triangle est égale à 180 °.
Le troisième angle mesure donc :
180° - (19° + 107°) = 180 ° - 126° = 54°
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